Home / 6,556.30-9,047.10-3,903.28

Finding the Fourth Proportional to 6,556.30, 9,047.10 and 3,903.28

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Solution

The fourth proportional to 6,556.30, 9,047.10 and 3,903.28 is: 5,386.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556.30 : 9,047.10 = 3,903.28 : x
  2. Step 2: Convert to fraction form
    6,556.30/9,047.10 = 3,903.28/x
  3. Step 3: Cross multiply
    6,556.30x = 9,047.10 × 3,903.28
  4. Step 4: Simplify right side
    6,556.30x = 35,313,364.49
  5. Step 5: Solve for x
    x = 35,313,364.49/6,556.30
  6. Step 6: Final answer
    x = 5,386.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.